1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (C) 2007-2009 ST-Ericsson AB
5 * ABX500 core access functions.
6 * The abx500 interface is used for the Analog Baseband chips.
8 * Author: Mattias Wallin <mattias.wallin@stericsson.com>
9 * Author: Mattias Nilsson <mattias.i.nilsson@stericsson.com>
10 * Author: Bengt Jonsson <bengt.g.jonsson@stericsson.com>
11 * Author: Rickard Andersson <rickard.andersson@stericsson.com>
14 #include <linux/regulator/machine.h>
22 * struct abx500_init_setting
23 * Initial value of the registers for driver to use during setup.
25 struct abx500_init_settings {
31 int abx500_set_register_interruptible(struct device *dev, u8 bank, u8 reg,
33 int abx500_get_register_interruptible(struct device *dev, u8 bank, u8 reg,
35 int abx500_get_register_page_interruptible(struct device *dev, u8 bank,
36 u8 first_reg, u8 *regvals, u8 numregs);
37 int abx500_set_register_page_interruptible(struct device *dev, u8 bank,
38 u8 first_reg, u8 *regvals, u8 numregs);
40 * abx500_mask_and_set_register_inerruptible() - Modifies selected bits of a
43 * @dev: The AB sub device.
44 * @bank: The i2c bank number.
45 * @bitmask: The bit mask to use.
46 * @bitvalues: The new bit values.
48 * Updates the value of an AB register:
49 * value -> ((value & ~bitmask) | (bitvalues & bitmask))
51 int abx500_mask_and_set_register_interruptible(struct device *dev, u8 bank,
52 u8 reg, u8 bitmask, u8 bitvalues);
53 int abx500_get_chip_id(struct device *dev);
54 int abx500_event_registers_startup_state_get(struct device *dev, u8 *event);
55 int abx500_startup_irq_enabled(struct device *dev, unsigned int irq);
58 int (*get_chip_id) (struct device *);
59 int (*get_register) (struct device *, u8, u8, u8 *);
60 int (*set_register) (struct device *, u8, u8, u8);
61 int (*get_register_page) (struct device *, u8, u8, u8 *, u8);
62 int (*set_register_page) (struct device *, u8, u8, u8 *, u8);
63 int (*mask_and_set_register) (struct device *, u8, u8, u8, u8);
64 int (*event_registers_startup_state_get) (struct device *, u8 *);
65 int (*startup_irq_enabled) (struct device *, unsigned int);
66 void (*dump_all_banks) (struct device *);
69 int abx500_register_ops(struct device *core_dev, struct abx500_ops *ops);
70 void abx500_remove_ops(struct device *dev);